Support platform



FIG. 1 is a front perspective view of a first embodiment of a support platform in a first position;

FIG. 2 is a top view of the embodiment of FIG. 1;

FIG. 3 is a side view of the embodiment of FIG. 1;

FIG. 4 is a rear view of the embodiment of FIG. 1;

FIG. 5 is a rear perspective view of the support platform in a second position;

FIG. 6 is a rear view of the support platform in the position of FIG. 5; and,

FIG. 7 is a side view of the support platform in the position of FIG. 5. 

The ornamental design for the support platform, as shown and described. 